SiSM661MX Driver Download (Official)

SiS Drivers

The 661MX is a popular graphics card manufactured by SiS. This driver fixes screen glitches, unwanted artifacts, stuttering or glitchy video and even screen tearing. This driver - "agp121.zip" - has been downloaded 73 times and is rated 5 out of 5 stars based on 7 reviews. Compatibility for this driver update includes PCs running Windows operating systems such as Windows XP. The total disk space used for this update is 3.4 MB.

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SiSM661MX Automatic Driver Update Utility
7 Ratings
73 Downloads

Supported Models

SiSM661MX

SiS Accelerated Graphics Port

Manufacturers

SiS

Supported Operating Systems

Windows XP, Windows XP (64 bit), Windows 2000, Windows ME, Windows 98SE, Windows 98

File Name

Versions

1.21 (1-Apr-2005)
5.1.2600.2180 (2004-12-09) via .inf
7.1.12.03 (2002-09-26) via .inf
7.2.0.1210 (2005-02-17) via .inf
7.2.0.1170 (2003-07-18) via .inf

Additional Notes

SiSM661MX

SiS AGP(GART) Driver File

Uploaded By

Manivannan (DG Staff Member) on 13-Dec-2006

How to Update SiSM661MX Device Drivers

Step 1 - Download Your Driver

To get the SiSM661MX driver, click the green download button above. After you complete your download, move on to Step 2.

If the driver listed is not the right version or operating system, search our driver archive for the correct version. Enter SiSM661MX into the search box above and then submit. In the results, choose the best match for your PC and operating system.

Tech Tip: If you are having trouble deciding which is the right driver, try the SiS Driver Update Utility. It is a software utility which automatically finds and downloads the right driver.

To find the newest driver, you may need to visit the SiS website. Most major device manufacturers update their drivers regularly.

Step 2 - Install Your Driver

After downloading the new driver, proceed with installation. On Windows, use the built-in Device Manager utility to manage your system's devices and drivers. To access it:

  1. Right-click the Start button

  2. Select "Device Manager" from the menu

  3. Locate the device needing the update

  4. Right-click the device and choose "Update driver"

  5. Follow the on-screen prompts to install

Once complete, restart your computer to ensure the new driver is fully implemented and functioning properly.

This process helps maintain your system's performance and compatibility with various hardware components.

Tech Tip: Driver downloads and updates come in a variety of file formats with different file extensions. For example, you may have downloaded an EXE, INF, ZIP, or SYS file. Each file type has a slighty different installation procedure to follow.

For more help, visit our Driver Support Page for step-by-step videos on how to install drivers for every file type.

Driver Contents File List

The following files are found inside the driver download file.

Name Size Date
agp121/AGP/current/WIN2000/sisagp.cat 7.8 KB 29 Aug 2003
agp121/AGP/current/WIN2000/sisagp.inf 2.5 KB 18 Jul 2003
agp121/AGP/current/WIN2000/sisagpx.sys 26.4 KB 18 Jul 2003
agp121/AGP/current/WIN2003/sisagp.cat 8.0 KB 7 Dec 2004
agp121/AGP/current/WIN2003/sisagp.inf 2.5 KB 1 Nov 2004
agp121/AGP/current/WIN2003/sisagpx.sys 37.4 KB 1 Nov 2004
agp121/AGP/current/WIN64/sisagp.cat 7.9 KB 28 Mar 2005
agp121/AGP/current/WIN64/sisagp.inf 2.4 KB 16 Feb 2005
agp121/AGP/current/WIN64/sisagpx.sys 46.1 KB 16 Feb 2005
agp121/AGP/current/WIN98/SISAGP.PCI 12.9 KB 7 May 2004
agp121/AGP/current/WIN98/sisagp.cat 7.8 KB 29 Aug 2003
agp121/AGP/current/WIN98/sisagp.inf 10.5 KB 7 May 2004
agp121/AGP/current/WINME/SISAGP.PCI 12.9 KB 7 May 2004
agp121/AGP/current/WINME/sisagp.cat 7.8 KB 29 Aug 2003
agp121/AGP/current/WINME/sisagp.inf 10.6 KB 7 May 2004
agp121/AGP/current/WINXP/sisagp.cat 7.8 KB 29 Aug 2003
agp121/AGP/current/WINXP/sisagp.inf 2.5 KB 18 Jul 2003
agp121/AGP/current/WINXP/sisagpx.sys 37.0 KB 18 Jul 2003
agp121/AGP/old/WIN2000/sisagp.cat 7.3 KB 18 Oct 2002
agp121/AGP/old/WIN2000/sisagp.inf 3.0 KB 26 Sep 2002
agp121/AGP/old/WIN2000/sisagpx.sys 25.4 KB 26 Sep 2002
agp121/AGP/old/WIN98/SISAGP.pci 13.1 KB 26 Sep 2002
agp121/AGP/old/WIN98/sisagp.cat 7.3 KB 18 Oct 2002
agp121/AGP/old/WIN98/sisagp.inf 7.5 KB 16 Jun 2003
agp121/AGP/old/WINME/SISAGP.pci 13.1 KB 26 Sep 2002
agp121/AGP/old/WINME/sisagp.cat 7.3 KB 18 Oct 2002
agp121/AGP/old/WINME/sisagp.inf 7.4 KB 26 Sep 2002
agp121/AGP/old/WINXP/sisagp.cat 7.3 KB 18 Oct 2002
agp121/AGP/old/WINXP/sisagp.inf 3.0 KB 26 Sep 2002
agp121/AGP/old/WINXP/sisagpx.sys 29.3 KB 26 Sep 2002
agp121/AGP/sisuagp/WIN32/sisuagp.cat 7.5 KB 21 Jan 2005
agp121/AGP/sisuagp/WIN32/sisuagp.inf 1.7 KB 9 Dec 2004
agp121/AGP/sisuagp/WIN64/sisuagp.cat 1.2 KB 26 Nov 2003
agp121/AGP/sisuagp/WIN64/sisuagp.inf 1.7 KB 9 Dec 2004
agp121/SISfiles/AGPFunc.dll 7.2 KB 4 Jan 2005
agp121/SISfiles/AMDInst.exe 26.1 KB 1 Jul 2004
agp121/SISfiles/SISAGP98.dll 4.2 KB 17 Feb 2003
agp121/SISfiles/ata133ap.exe 28.7 KB 20 Aug 2002
agp121/SISfiles/instdrv.exe 30.2 KB 24 Aug 2000
agp121/SISfiles/waitwnd.exe 121.6 KB 12 Jun 2002
agp121/USB/Win2K_XP/WinXPUSB/SISPORT.SYS 3.6 KB 7 Dec 2001
agp121/USB/Win2K_XP/WinXPUSB/SIS_LIB.DLL 32.8 KB 2 Jan 2002
agp121/USB/Win2K_XP/WinXPUSB/SiSUSBrg.exe 106.5 KB 12 Jul 2002
agp121/USB/Win9x/SiSFiles/Mp_s3.exe 118.8 KB 12 Jul 2002
agp121/USB/Win9x/SiSFiles/Openhci.sys 24.2 KB 14 Jun 2001
agp121/data1.cab 2.2 MB 29 Mar 2005
agp121/data1.cab/_Support_Basque_Files/_IsRes.dll 266.2 KB 26 Jun 2015
agp121/data1.cab/_Support_Catalan_Files/_IsRes.dll 274.4 KB 26 Jun 2015
agp121/data1.cab/_Support_Chinese_(Simplified)_Files/_IsRes.dll 225.3 KB 26 Jun 2015
agp121/data1.cab/_Support_Chinese_(Traditional)_Files/_IsRes.dll 229.4 KB 26 Jun 2015
agp121/data1.cab/_Support_Croatian_Files/_IsRes.dll 266.2 KB 26 Jun 2015
agp121/data1.cab/_Support_Czech_Files/_IsRes.dll 266.2 KB 26 Jun 2015
agp121/data1.cab/_Support_Danish_Files/_IsRes.dll 270.3 KB 26 Jun 2015
agp121/data1.cab/_Support_Dutch_Files/_IsRes.dll 274.4 KB 26 Jun 2015
agp121/data1.cab/_Support_English_Files/_IsRes.dll 290.8 KB 26 Jun 2015
agp121/data1.cab/_Support_Finnish_Files/_IsRes.dll 266.2 KB 26 Jun 2015
agp121/data1.cab/_Support_French_(Canadian)_Files/_IsRes.dll 278.5 KB 26 Jun 2015
agp121/data1.cab/_Support_French_(Standard)_Files/_IsRes.dll 278.5 KB 26 Jun 2015
agp121/data1.cab/_Support_German_Files/_IsRes.dll 278.5 KB 26 Jun 2015
agp121/data1.cab/_Support_Greek_Files/_IsRes.dll 278.5 KB 26 Jun 2015
agp121/data1.cab/_Support_Hungarian_Files/_IsRes.dll 270.3 KB 26 Jun 2015
agp121/data1.cab/_Support_Indonesian_Files/_IsRes.dll 270.3 KB 26 Jun 2015
agp121/data1.cab/_Support_Italian_Files/_IsRes.dll 274.4 KB 26 Jun 2015
agp121/data1.cab/_Support_Japanese_Files/_IsRes.dll 245.8 KB 26 Jun 2015
agp121/data1.cab/_Support_Korean_Files/_IsRes.dll 237.6 KB 26 Jun 2015
agp121/data1.cab/_Support_Misc_Support_Files/corecomp.ini 65.5 KB 26 Jun 2015
agp121/data1.cab/_Support_Non-SelfRegistering/default.pal 1.2 KB 26 Jun 2015
agp121/data1.cab/_Support_Non-SelfRegistering/isrt.dll 372.7 KB 26 Jun 2015
agp121/data1.cab/_Support_Norwegian_Files/_IsRes.dll 266.2 KB 26 Jun 2015
agp121/data1.cab/_Support_Polish_Files/_IsRes.dll 270.3 KB 26 Jun 2015
agp121/data1.cab/_Support_Portuguese_(Brazilian)_Files/_IsRes.dll 274.4 KB 26 Jun 2015
agp121/data1.cab/_Support_Portuguese_(Standard)_Files/_IsRes.dll 278.5 KB 26 Jun 2015
agp121/data1.cab/_Support_Russian_Files/_IsRes.dll 266.2 KB 26 Jun 2015
agp121/data1.cab/_Support_Slovak_Files/_IsRes.dll 266.2 KB 26 Jun 2015
agp121/data1.cab/_Support_Slovenian_Files/_IsRes.dll 270.3 KB 26 Jun 2015
agp121/data1.cab/_Support_Spanish_Files/_IsRes.dll 278.5 KB 26 Jun 2015
agp121/data1.cab/_Support_Swedish_Files/_IsRes.dll 266.2 KB 26 Jun 2015
agp121/data1.cab/_Support_Thai_Files/_IsRes.dll 266.2 KB 26 Jun 2015
agp121/data1.cab/_Support_Turkish_Files/_IsRes.dll 266.2 KB 26 Jun 2015
agp121/data2.cab 512 bytes 29 Mar 2005
agp121/data2.cab/_Support_Basque_Files/_IsRes.dll 266.2 KB 26 Jun 2015
agp121/data2.cab/_Support_Catalan_Files/_IsRes.dll 274.4 KB 26 Jun 2015
agp121/data2.cab/_Support_Chinese_(Simplified)_Files/_IsRes.dll 225.3 KB 26 Jun 2015
agp121/data2.cab/_Support_Chinese_(Traditional)_Files/_IsRes.dll 229.4 KB 26 Jun 2015
agp121/data2.cab/_Support_Croatian_Files/_IsRes.dll 266.2 KB 26 Jun 2015
agp121/data2.cab/_Support_Czech_Files/_IsRes.dll 266.2 KB 26 Jun 2015
agp121/data2.cab/_Support_Danish_Files/_IsRes.dll 270.3 KB 26 Jun 2015
agp121/data2.cab/_Support_Dutch_Files/_IsRes.dll 274.4 KB 26 Jun 2015
agp121/data2.cab/_Support_English_Files/_IsRes.dll 290.8 KB 26 Jun 2015
agp121/data2.cab/_Support_Finnish_Files/_IsRes.dll 266.2 KB 26 Jun 2015
agp121/data2.cab/_Support_French_(Canadian)_Files/_IsRes.dll 278.5 KB 26 Jun 2015
agp121/data2.cab/_Support_French_(Standard)_Files/_IsRes.dll 278.5 KB 26 Jun 2015
agp121/data2.cab/_Support_German_Files/_IsRes.dll 278.5 KB 26 Jun 2015
agp121/data2.cab/_Support_Greek_Files/_IsRes.dll 278.5 KB 26 Jun 2015
agp121/data2.cab/_Support_Hungarian_Files/_IsRes.dll 270.3 KB 26 Jun 2015
agp121/data2.cab/_Support_Indonesian_Files/_IsRes.dll 270.3 KB 26 Jun 2015
agp121/data2.cab/_Support_Italian_Files/_IsRes.dll 274.4 KB 26 Jun 2015
agp121/data2.cab/_Support_Japanese_Files/_IsRes.dll 245.8 KB 26 Jun 2015
agp121/data2.cab/_Support_Korean_Files/_IsRes.dll 237.6 KB 26 Jun 2015
agp121/data2.cab/_Support_Misc_Support_Files/corecomp.ini 65.5 KB 26 Jun 2015
agp121/data2.cab/_Support_Non-SelfRegistering/default.pal 1.2 KB 26 Jun 2015
agp121/data2.cab/_Support_Non-SelfRegistering/isrt.dll 372.7 KB 26 Jun 2015
agp121/data2.cab/_Support_Norwegian_Files/_IsRes.dll 266.2 KB 26 Jun 2015
agp121/data2.cab/_Support_Polish_Files/_IsRes.dll 270.3 KB 26 Jun 2015
agp121/data2.cab/_Support_Portuguese_(Brazilian)_Files/_IsRes.dll 274.4 KB 26 Jun 2015
agp121/data2.cab/_Support_Portuguese_(Standard)_Files/_IsRes.dll 278.5 KB 26 Jun 2015
agp121/data2.cab/_Support_Russian_Files/_IsRes.dll 266.2 KB 26 Jun 2015
agp121/data2.cab/_Support_Slovak_Files/_IsRes.dll 266.2 KB 26 Jun 2015
agp121/data2.cab/_Support_Slovenian_Files/_IsRes.dll 270.3 KB 26 Jun 2015
agp121/data2.cab/_Support_Spanish_Files/_IsRes.dll 278.5 KB 26 Jun 2015
agp121/data2.cab/_Support_Swedish_Files/_IsRes.dll 266.2 KB 26 Jun 2015
agp121/data2.cab/_Support_Thai_Files/_IsRes.dll 266.2 KB 26 Jun 2015
agp121/data2.cab/_Support_Turkish_Files/_IsRes.dll 266.2 KB 26 Jun 2015
agp121/engine32.cab 418.3 KB 5 Dec 2002
agp121/engine32.cab/DotNetInstaller.exe 5.6 KB 2 Dec 2002
agp121/engine32.cab/IScript.dll 237.6 KB 2 Dec 2002
agp121/engine32.cab/IUser.dll 155.6 KB 5 Dec 2002
agp121/engine32.cab/IsProBE9x.tlb 94.6 KB 2 Dec 2002
agp121/engine32.cab/IsProBENT.tlb 85.2 KB 2 Dec 2002
agp121/engine32.cab/ctor.dll 57.3 KB 2 Dec 2002
agp121/engine32.cab/iKernel.rgs 25.8 KB 2 Dec 2002
agp121/engine32.cab/ikernel.dll 692.2 KB 5 Dec 2002
agp121/engine32.cab/objectps.dll 32.8 KB 2 Dec 2002
agp121/layout.bin 456 bytes 29 Mar 2005
agp121/setup-s.bat 25 bytes 18 Mar 2005
agp121/setup.boot 405.6 KB 29 Mar 2005
agp121/setup.exe 107.5 KB 2 Dec 2002
agp121/setup.ini 897 bytes 29 Mar 2005
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